杨树截干苗新植林地除草效果试验  

Effect of Chemical Herbicides on Weeding of New Cuttings and New Plantations

作　　者：庞忠义 Pang Zhongyi(State-owned Xinmin Machinery Forest Farm, Shenyang 110300, China)

机构地区：[1]国有新民市机械林场,辽宁沈阳110300

出　　处：《防护林科技》2018年第1期64-65,共2页Protection Forest Science and Technology

摘　　要：利用5种除草剂进行了土壤封闭和鲜草灭草试验,以期筛选出除草效果较好的除草剂。试验结果显示:土壤封闭使用50%乙草胺,比其他3种除草剂效果好,与对照相比减少杂草99.5%。在鲜草期使用25%高效盖草能除草效果最好,与对照相比减少杂草98.9%,其次是10%精喹禾灵,比对照减少杂草98.2%。The experiments of soil sealing and fresh weed control were conducted by using five kinds of herbicides.Result shows that50%acetochlor was blocked in the soil,which was more effective than the other three herbicides and reduced weed by99.5%compared with the control.Using25%high cover-grass can obtain the optimal weeding effect in the fresh grass stage,reducing weed98.9%compared with the control,followed by10%Quizalofop,98.2%less weed than the control.

关 键 词：化学除草剂 截干苗 杨树 新植林地 除草效果 

分 类 号：S482.4[农业科学—农药学]